You could simply VIEW the GeneaSleepover right here in DearMYRTLE's Blog:

DETAILS FROM FAMILYSEARCH INDEXING

"Join volunteers from around the world on July 20 and 21 for an international history-making event! The goal? For 50,000 indexers and arbitrators to submit at least one batch in a 24-hour period! Do more if you would like, but one batch is all that is required to be counted in the record!

The event begins at 00:00 coordinated universal time (UTC) on July 21, which is6:00 p.m. mountain daylight time (MDT or Utah time) on Sunday, July 20. It ends 24 hours later, at 23:59 UTC (or 5:59 p.m. MDT) on Monday, July 21. Local start times are below.

One batch is all it takes. Don’t miss your chance on July 20 and 21 to be part of this history-making event! Plan now to get involved and add your name to the record-setting legacy! *New indexers can visit https://familysearch.org/indexing/ to learn more about how to join the FamilySearch indexing effort.